The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Nov. 23, 2021

Filed:

Nov. 24, 2019
Applicant:

International Business Machines Corporation, Armonk, NY (US);

Inventors:

Yubo Li, Beijing, CN;

Qing Wang, Beijing, CN;

Ke Jin, Beijing, CN;

Shi Lei Zhang, Beijing, CN;

Jie Zhang, Beijing, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06K 9/00 (2006.01); G06T 7/20 (2017.01); G06T 7/70 (2017.01);
U.S. Cl.
CPC ...
G06T 7/20 (2013.01); G06K 9/00744 (2013.01); G06T 7/70 (2017.01); G06T 2207/10016 (2013.01); G06T 2207/20084 (2013.01);
Abstract

Technology for performing object tracking of an object in a video image using both object detection algorithm and an object tracking algorithm. Because object detection algorithms are generally slower, but accurate, than object tracking algorithms, only certain sampled video frames are subject to the object detection algorithm. The non-sampled frames locate the object using the object tracking algorithm, using the most recent previous object detected frame as a starting frame. In this way, the object detection algorithm is used to periodically, effectively calibrate the object tracking algorithm by using a lagging detection result to hide latency introduced by the object detection algorithm.


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